Antwerp Gemological Laboratory is an accreditation body specializing in diamonds, gemstones and jewelry. AGL originated in Antwerp, Belgium's diamond capital, and is known locally for its high-quality certifications and is expanding globally. We are committed to providing accurate and fair diamond and gem identification certificates to consumers around the world.

The advanced gemological laboratories and the large number of high-accuracy instruments make AGL's inspection process rigorous and efficient. We have the world's leading GIA G.G, FGA, HRD, IGI, and CGC certified gemologists to ensure the accuracy of each identification. AGL works with world-class jewelry brands to create authentic and reliable certificates for products.